320011100212 has 12 divisors (see below), whose sum is σ = 560846637540. Its totient is φ = 159769203776.

The previous prime is 320011100183. The next prime is 320011100221. The reversal of 320011100212 is 212001110023.

It can be written as a sum of positive squares in 2 ways, for example, as 175128858256 + 144882241956 = 418484^2 + 380634^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320011100192 and 320011100201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59083537 + ... + 59088952.

It is an arithmetic number, because the mean of its divisors is an integer number (46737219795).

Almost surely, 2^320011100212 is an apocalyptic number.

It is an amenable number.

320011100212 is a deficient number, since it is larger than the sum of its proper divisors (240835537328).

320011100212 is a wasteful number, since it uses less digits than its factorization.

320011100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118173170 (or 118173168 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 320011100212 its reverse (212001110023), we get a palindrome (532012210235).

It can be divided in two parts, 32001110021 and 2, that added together give a palindrome (32001110023).

The spelling of 320011100212 in words is "three hundred twenty billion, eleven million, one hundred thousand, two hundred twelve".